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Subject[PATCH v2 5/9] mm/page_io: use a folio in sio_read_complete()
Date
From: ZhangPeng <zhangpeng362@huawei.com>

Saves one implicit call to compound_head().

Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
---
mm/page_io.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/mm/page_io.c b/mm/page_io.c
index 6520687bd282..92f21f380ee8 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -403,17 +403,17 @@ static void sio_read_complete(struct kiocb *iocb, long ret)

if (ret == sio->len) {
for (p = 0; p < sio->pages; p++) {
- struct page *page = sio->bvec[p].bv_page;
+ struct folio *folio = page_folio(sio->bvec[p].bv_page);

- SetPageUptodate(page);
- unlock_page(page);
+ folio_mark_uptodate(folio);
+ folio_unlock(folio);
}
count_vm_events(PSWPIN, sio->pages);
} else {
for (p = 0; p < sio->pages; p++) {
- struct page *page = sio->bvec[p].bv_page;
+ struct folio *folio = page_folio(sio->bvec[p].bv_page);

- unlock_page(page);
+ folio_unlock(folio);
}
pr_alert_ratelimited("Read-error on swap-device\n");
}
--
2.25.1
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